... long lifespan,Low brightness declines.4, Widely used in LOGO, advertising billboard,exposed luminous characters, painted screen, can ... letter2,Advertisements sign3,KTV,Disco4, LOGO, advertising billboard,exposed luminous characters,5, LED display screen, painted screen6.Be ... Sign & Graphic Imaging 2011 Place: Dubai Airport Expo, Dubai Date: 24-26th Jan, 2011 Booth/Stand Number U25 2. Exhibition Name LED ...